A professional who sets up and operates new sewing machines to test machine and attachments preparatory to shipment. Responsibilities include:

• Feeds piece of cloth into machine to test feeding action.
• Threads machine and makes prescribed tension adjustments preparatory to test sewing.
• Starts machine and sews sample piece of cloth, varying stitching pattern and type of stitch to evaluate machine operation.
• Installs machine attachments, such as hemming, buttonholing, and shirring devices to evaluate operation of attachments.
• Rejects defective machines and attachments.
• May verify effectiveness of machine attachments, using detachable gauge.
• May specialize in attachment testing and be designated sewing-machine attachment tester.